quad trailer axle-manufacture,factory,supplier from China

The central axle trailer is a rising star among freight vehicles. GB1589 relaxes the outline size of the central axle trailer compared with the semi-trailer, and introduces the central axle road train at the same time.Central axle road train is a kind of car train, which is composed of automobiles and central axle trailers.

Semi-trailer is a kind of transport model which is widely used in China, among which three-axle semi-trailer accounts for the highest proportion.Since January 1, 2020, the highway entrance in many provinces has not only taken weighing measures for semi-trailers, but also implemented the mode of charging by axle (type).

Due to the different road conditions and axle usage in each region, the maintenance cycle of the DARO drum trailer axle provided below is for reference only.Friction plate inspection: After the axle is driven every three months or 25,000 kilometers and after each disassembly of the hub and wheel, it is mainly to check whether the thickness of the friction plate is normal, the normal thickness of the friction plate is at least 5mm, if it is less than or close to this thickness, it is necessary to seize the time to replace the friction plate to prevent the abnormal braking of the vehicle.Brake d

Taking the trailer axle of Darong Group as an example, we start with raw materials. The trailer axle is selected 20Mn2 high-strength alloy seamless steel pipe with wall thickness of 11mm, and the quality test is qualified, and the production process is officially entered.1.

In the freight industry, trailers can be mainly divided into three types: semi-trailer, full trailer, and central axle trailer. Among them, full trailers and semi-trailers appeared in my country relatively early, and car owners are familiar with them, while central axle trailers Its popularity in China is not high, and car owners have relatively little contact with it.After the update of GB1589, the central axle trailer has become a model encouraged by the policy, and its market popularity has continued to rise.

Trailer is a type of vehicle that does not have its own driving force, and needs to be powered by a tractor to drive, from a structural point of view, it can be mainly divided into full-mounted, mid-mounted and semi-mounted, of which full-mounted and mid-mounted axles are more common.Full hangingCenter axle typesemi-hangingThe application field of trailer is very wide, warehouse, factory, port, dock, farmland, road, field, etc., almost can see their figure.Due to the different working conditions, the functions of the trailer are also very different.

Trailer axle is a typical support bridge, the main role is load-bearing, used to bear the weight of the body, and then can ease road bumps, ensure vehicle braking, maintain vehicle driving, etc., does not have steering or driving function.From the braking mode, the rear axle of semi-trailer can be divided into two types: disc type and drum type.

Speaking of the middle axle trailer, it is a rising star in freight vehicles. After GB1589 added the middle-axle trailer this model, some owners are optimistic about its advantages in the length limit, but as a regulatory "green plate" model, the development prospects of the middle-axle trailer are considerable, and it has not set off too much movement in the market.The so-called middle axle trailer is a trailer in which the axle of the carriage is installed in the middle of the carriage.

With the relevant departments on the semi-trailer load more and more strict supervision, lightweight gradually become the industry's focus. Under the same load limit, the lighter the weight of the trailer itself, the more goods it can load. Therefore, many owners also prefer lightweight trailers or trailer accessories.As we all know, the use of disc trailer axle and air bag suspension, is one of the ways of lightweight trailer. However, in the promotion process of disc axle, it has been questioned a lot.

The low flat trailer axle is a typical semi-trailer support bridge, that is, we often say the rear bridge, which plays the role of bearing, braking, maintaining and so on. Different from the ordinary trailer axle, the low flat trailer axle belongs to a special type of axle, which is different from the ordinary trailer axle from appearance to performance.1.